Page 3 - Safety warning notice
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on ahard, flat surface. Do not allow another hard surface, such as an adjoining o...
Page 5 - Table of contents
Table of contents 1 Product description ........................................................................................................... 1 2 External component identification ..................................................................................... 8 Identifying the hardware ....
Page 9 - Product description
1 Product description Category Description HP G42 CompaqPresario CQ42 CompaqPresario CQ42 CompaqPresario CQ42 UMA Discrete UMA Models 150 – 199 UMA Models 100 – 149 Product Name Compaq Presario CQ42Notebook PC √ √ √ HP G42 Notebook PC √ Processors Intel® Arrandale™ i7-620M, 2.66-GHz, SC turbo, 4-MBL...
Page 16 - External component identification; Identifying the hardware
2 External component identification Identifying the hardware Components included with the computer may vary by region and model. The illustrations in this chapteridentify the standard features on most computer models. To see a list of hardware installed in the computer, follow these steps: 1. Select...
Page 17 - TouchPad
Top components TouchPad Component Description (1) TouchPad off indicator To switch the TouchPad zone on and off, quickly double-tapthe TouchPad off indicator. NOTE: When the TouchPad zone is active, the light is off. (2) TouchPad zone Moves the pointer and selects or activates items on the screen. (...
Page 18 - Lights
Lights Component Description (1) TouchPad light ● On: The TouchPad is disabled. ● Off: The TouchPad is enabled. (2) Caps lock light On: Caps lock is on. (3) Power light ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. (4) Wireles...
Page 19 - Button and speakers
Button and speakers Component Description (1) Speakers (2) Produce sound. (2) Power button ● When the computer is off, press the button to turn on thecomputer. ● When the computer is on, press the button briefly toinitiate Sleep. ● When the computer is in the Sleep state, briefly press thebutton to ...
Page 20 - Keys
Keys Component Description (1) esc key Displays system information when pressed in combination withthe fn key. (2) fn key Displays system information when pressed in combination withthe esc key. (3) Windows logo key Displays the Windows Start menu. (4) Windows applications key Displays a shortcut me...
Page 21 - Display
Display Component Description (1) Internal microphone Records sound. (2) Integrated webcam (select models only) Records audio and video and captures still photographs. (3) Integrated webcam light (select models only) On: The integrated webcam is in use. Top components 13
Page 22 - Right-side components
Right-side components Component Description (1) Optical drive Reads and writes to optical discs. (2) Optical drive light Blinking: The optical drive is being accessed. (3) USB port Connects an optional USB device. (4) RJ-11 (modem) jack (select models only) Connects a modem cable. (5) AC adapter/pow...
Page 24 - Bottom components
Bottom components Component Description (1) Battery bay Holds the battery. (2) Battery release latch Releases the battery from the battery bay. (3) Vents (4) Enable airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating...
Page 25 - Wireless antennas
Wireless antennas At least 2 antennas send and receive signals from one or more wireless devices. These antennas arenot visible from the outside of the computer. NOTE: For optimal transmission, keep the areas immediately around the antennas free from obstructions. To see wireless regulatory notices,...
Page 26 - Additional hardware components
Additional hardware components Component Description (1) Power cord* Connects an AC adapter to an AC outlet. (2) AC adapter Converts AC power to DC power. (3) Battery* Powers the computer when the computer is not plugged intoexternal power. *Power cords vary in appearance by country or region. WARNI...
Page 27 - Illustrated parts catalog
3 Illustrated parts catalog Serial number location When ordering parts or requesting information, provide the computer serial number and model numberlocated in the battery bay of the computer. Serial number location 19
Page 28 - Computer major components
Computer major components Item Description Spare part number (1) 35.6 cm (14-in) , WXGA, BrightView display assembly NOTE: See Display assembly components on page 27 for more display assembly internal component spare part information. ● For use with integrated microphone and webcam; Presario, matte ...
Page 38 - Mass storage devices
Mass storage devices Item Description Spare part number (1) Hard drive (include hard drive bracket) ● 640–GB 5400 RPM 615808-001 ● 500-GB 7200 RPM 600170-001 ● 320-GB 7200 RPM 600169-001 ● 250-GB 7200 RPM 575598-001 ● 160-GB 7200 RPM 600167-001 Hard drive hardware kit (contains screws, hard drive br...
Page 40 - Sequential part number listing
Sequential part number listing Spare partnumber Description 490371-001 Power cord, AC, 3-pin, black, 1.83-m, for use in North America 490371-011 Power cord, AC, 3-pin, black, 1.83-m, for use in Australia 490371-031 Power cord, AC, 3-pin, black, 1.83-m, for use in the United Kingdom and Singapore 490...
Page 46 - Preliminary replacement requirements; Tools required; Service considerations; Plastic parts
4 Removal and replacementprocedures Preliminary replacement requirements Tools required You will need the following tools to complete the removal and replacement procedures: ● Flat-bladed screwdriver ● Magnetic screwdriver ● Phillips P0 and P1 screwdrivers Service considerations The following sectio...
Page 48 - Grounding guidelines; Electrostatic discharge damage
Grounding guidelines Electrostatic discharge damage Electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structuredetermine the degree of sensitivity. Networks built into many integrated circuits provide someprotection, but in many cases, ESD contains enough pow...
Page 51 - Serial number
Component replacement procedures This chapter provides removal and replacement procedures. There are as many as 75 screws, in 12 different sizes, that must be removed, replaced, or loosenedwhen servicing the computer. Make special note of each screw size and location during removal andreplacement. S...
Page 52 - Computer feet
Computer feet Description Spare part number Rubber Feet Kit 600184-001 The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in thelocations illustrated below. 44 Chapter 4 Removal and replacement procedures
Page 53 - Battery
Battery Description Spare part number 6-cell 55-WH (2.55Ah) LI-ion 593554-001 6-cell 47-WH (2.2-Ah) LI-ion 593553-001 Before disassembling the computer, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on, and then shut ...
Page 54 - Hard drive
Hard drive NOTE: All hard drive spare part kits include a hard drive bracket. Description Spare part number 640-GB 5400 RPM 615808-001 500-GB 7200 RPM 600170-001 320-GB 7200 RPM 600169-001 250-GB 7200 RPM 575598-001 160-GB 7200 RPM 600167-001 Hard drive hardware kit (includes screws and hard drive b...
Page 57 - Optical drive
Optical drive Description Spare partnumber DVD±RW SuperMulti DL Drive with LightScribe, matte black 600171-001 DVD±RW SuperMulti DL Drive with LightScribe, biscotti 600172-001 DVD±RW SuperMulti DL Drive with LightScribe, silver 608119-001 DVD±RW SuperMulti DL Drive with LightScribe, white 608120-001...
Page 59 - WLAN module
WLAN module Description Spare partnumber Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter for use in Canada, the Cayman Islands, Guam,Puerto Rico, the United States, and the US Virgin Islands 580101-001 Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter for use in Afghanistan, Albania, Algeria, Andorra,An...
Page 62 - Memory module
Memory module Description Spare part number 2048-MB, PC3 10600, 1333-MHz 598856-001 1024-MB, PC3 10600, 1333-MHz 598859-001 Before removing the memory module, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on, and then...
Page 64 - Keyboard
Keyboard Description Spare part number Keyboard for use in Brazil 600175-201 Keyboard for use in English and French Canada 600175-121 Keyboard for use in for use in Latin America 600175-161 Keyboard for use in South Korea 600175-AD1 Keyboard for use in Taiwan 600175-AB1 Keyboard for use in Thailand ...
Page 66 - Top cover
Top cover Description Spare part number Top cover (includes Touchpad and bracket, button board, and cable), matte black 600181-001 Top cover, bicotti 600182-001 Top cover, silver 606161-001 Top cover, white 606162-001 Before removing the switch cover, follow these steps: 1. Shut down the computer. I...
Page 70 - Power button board
Power button board Description Spare part number Power button board (with cable) 600188-001 Before removing the power button board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on, and then shut it down through the o...
Page 73 - Modem module
Modem module Description Spare part number High-speed 56K modem for use in all countries and regions except Australia and New Zealand 510100-001 High-speed 56K modem for use in Australia and New Zealand 510100-011 Modem module cable with RJ-11 connector (included in the cable kit) 610791-001 Before ...
Page 77 - USB board
USB board Description Spare part number USB board (includes cable) 600631-001 Before removing the USB board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on, and then shut it down through the operating system. 2. Dis...
Page 79 - Power connector cable
Power connector cable Description Spare part number Power connector cable (includes cable and connector) 600630-001 Before removing the power connector cable, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on, and then...
Page 81 - Display assembly
Display assembly Description Spare part number 35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and webcam; Presario, matte black 592146-001 35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and webcam; Presario, biscotti 597617-00...
Page 88 - System board
System board Description Spare part number System board for use in models with discrete graphics subsystem 595181-001 System board for use in models with Unified Memory Architecture (UMA) graphics subsystem 595182-001 System board for use in models with discrete graphics subsystem and HDMI card read...
Page 91 - Optical drive SATA cable and connector
Optical drive SATA cable and connector Description Spare part number Optical drive cable (included in the cable kit) 610791-001 Before removing the optical drive cable, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn thecomputer on...
Page 95 - Fan/heat sink assembly
Fan/heat sink assembly Description Spare part number Fan/heat sink assembly for use in models that use Universal Memory Architecture (UMA) graphicssubsystem memory (includes thermal replacement material) 595832-001 Fan/heat sink assembly for use in models that use discrete graphics subsystem memory ...
Page 98 - Processor
Processor NOTE: All processor spare part kits include thermal material. Description Spare part number Intel Arrandale Core 620M 2.26-GHz 587259-001 Intel Arrandale 540M 2.53-GHz 594188-001 Intel Arrandale 520M 2.4-GHz 594187-001 Intel Arrandale i5-430M 2.26-GHz 597624-001 Intel Arrandale i3-350M 2.2...
Page 101 - Setup Utility; Computer Setup in Windows 7; Starting Setup Utility
5 Setup Utility Computer Setup in Windows 7 To view the drives installed on the computer, select Start > Computer . On models with a secondary hard drive (drive D), the optical drive becomes drive E. The next driveadded to the system, such as a new USB drive, will be assigned the next available d...
Page 102 - Using Setup Utility; Changing the language of Setup Utility; Navigating and selecting in Setup Utility
Using Setup Utility Changing the language of Setup Utility The following procedure explains how to change the language of Setup Utility. If Setup Utility is notalready running, begin at step 1. If Setup Utility is already running, begin at step 2. 1. Open Setup Utility by turning on or restarting th...
Page 104 - Exiting Setup Utility; Setup Utility menus; Main menu; Security menu
Exiting Setup Utility You can exit Setup Utility with or without saving changes. ● To exit Setup Utility and save your changes from the current session: If the Setup Utility menus are not visible, press esc to return to the menu display. Then use the arrow keys to select Exit > Exit Saving Change...
Page 105 - System Configuration menu; Diagnostics menu
System Configuration menu Select To do this Language Support Change the language of Setup Utility. Button Sound (select models only) Enable/disable the capacitive button tapping sound. Virtualization Technology (select models only) Enable/disable the processor Virtualization Technology. Processor C6...
Page 107 - Computer Setup in Linux; Starting Computer Setup; Navigating and selecting in Computer Setup
Computer Setup in Linux Starting Computer Setup Computer Setup is a preinstalled, ROM-based utility that can be used even when the operating systemis not working or will not load. NOTE: Some of the Computer Setup menu items listed in this guide may not be supported by your computer. NOTE: Pointing d...
Page 108 - Restoring factory settings in Computer Setup
Your preferences go into effect when the computer restarts. Restoring factory settings in Computer Setup To return all settings in Computer Setup to the values that were set at the factory, follow these steps: 1. Open Computer Setup by turning on or restarting the computer, and then pressing f10 whi...
Page 109 - Computer Setup menus; File menu
Computer Setup menus The menu tables in this section provide an overview of Computer Setup options. NOTE: Some of the Computer Setup menu items listed in this chapter may not be supported by your computer. File menu Select To do this System information ● View identification information for the compu...
Page 113 - Specifications; Computer specifications
6 Specifications Computer specifications Dimensions Depth 22.8 cm (8.98 in) Width 34.2 cm (13.46 in) Height (front to rear) 31.5 to 36.5 cm (1.24 to 1.44 in) Weight (lowest weight configuration) < 2.20 kg (4.85 lbs) Input power Operating voltage 18.5 V dc @ 4.74 A – 90 W Operating current 4.74 A ...
Page 115 - Hard drive specifications
Hard drive specifications 500-GB* 320-GB* 250-GB* 160-GB* Dimensions Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm Width 70 mm 70 mm 70 mm 70 mm Weight 101 g 101 g 101 g 101 g Interface type SATA SATA SATA SATA Transfer rate 100 MB/sec 100 MB/sec 100 MB/sec 100 MB/sec Security ATA security ATA security ATA sec...
Page 117 - SuperMulti DL Drive specifications
Blu-ray ROM with LightScribe DVD±R/RW SuperMulti DL Drive specifications Applicable disc Read BD-ROM, BD-ROM-DL, BD-R, BD-R-DL, BD-RE, BD-RE-DL, DVD-ROM, DVD+R,DVD+R-DL, DVD+RW, DVD-R, DVD-R-DL, DVD-RW, DVD-RAM (Ver.2), CD-DA, CD-ROM (mode 1 and mode 2), CD-ROM XA (mode 2, form 1 andform 2), Photo C...
Page 118 - System resource specifications
System resource specifications You can use Device Manager to get a graphical view of the system resources that control how thedevices work on the computer. System resources you can access from Device Manager are directmemory access (DMA) channels, input/output (I/O) ports, interrupt request (IRQ) li...
Page 119 - Backup and recovery; Windows 7
7 Backup and recovery Recovery after a system failure is as complete as your most current backup. HP recommends that youcreate recovery discs immediately after software setup. As you add new software and data files, youshould continue to back up your system on a regular basis to maintain a reasonabl...
Page 120 - Creating recovery discs
Depending on your computer model, you may have one of the following backup and recoverysolutions: ● Roxio BackOnTrack ● HP Recovery Manager NOTE: For detailed information, perform a search for these topics in Help and Support. Creating recovery discs HP recommends that you create recovery discs to b...
Page 121 - Backing up your information
Backing up your information As you add new software and data files, you should back up your system on a regular basis tomaintain a reasonably current backup. Back up your system at the following times: ● At regularly scheduled times NOTE: Set reminders to back up your information periodically. ● Bef...
Page 122 - Using Windows Backup and Restore
Using Windows Backup and Restore To create a backup using Windows Backup and Restore, follow these steps: NOTE: Be sure that the computer is connected to AC power before you start the backup process. NOTE: The backup process may take over an hour, depending on file size and the speed of the computer...
Page 123 - Using system restore points; Performing a recovery
Using system restore points When you back up your system, you are creating a system restore point. A system restore point allowsyou to save and name a snapshot of your hard drive at a specific point in time. You can then recoverback to that point if you want to reverse subsequent changes made to you...
Page 124 - Recovering from the recovery discs
Recovery Manager software allows you to repair or restore the system if you experience system failureor instability. Recovery Manager works from recovery discs or from a dedicated recovery partition(select models only) on the hard drive. However, if your computer includes a solid-state drive (SSD), ...
Page 125 - Linux backup and recovery
Linux backup and recovery Use the instructions in this section if SUSE Linux SLED 11 is installed on your computer. To protect your information, back up your files and folders. Then if the system fails, you can restoreyour important files from copies. You can also use the options listed in this sect...
Page 126 - Connector pin assignments
8 Connector pin assignments Audio-out (headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Audio-in (microphone) Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground 118 Chapter 8 Connector pin assignments
Page 127 - External monitor
External monitor Pin Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock External monitor 119
Page 129 - HDMI
HDMI Pin Signal 1 TMDS data 2+ 2 TMDS data 2 shield 3 TMDS data 2– 4 TMDS data 1+ 5 TMDS data 1shield 6 TMDS data 1– 7 TMDS data 0+ 8 TMDS data 0 shield 9 TMDS data 0– 10 TMDS clock+ 11 TMDS clock shield 12 TMDS clock– 13 CEC 14 No connect 15 DDC clock 16 DDC data 17 Ground 18 +5V power 19 Hot plug ...
Page 130 - Universal Serial Bus
Universal Serial Bus Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground 122 Chapter 8 Connector pin assignments
Page 131 - Power cord set requirements; Requirements for all countries or regions
9 Power cord set requirements The wide range input feature of the computer permits it to operate from any line voltage from 100 to120 volts AC or from 220 to 240 volts AC. The 3-conductor power cord set included with the computer meets the requirements for use in thecountry or region where the equip...
Page 132 - Requirements for specific countries or regions
Requirements for specific countries or regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany VDE 1 Italy IMQ 1 Japan METI 3 The Netherlands KEMA 1 Norway NEMKO 1 The People's Re...
Page 139 - Index
Index Symbols/Numerics 1394 Power Saving 97 A AC adapter identifying 18 AC adapter, spare part numbers 31 administrator password 96antenna removal 77 antennas 17applications key, Windows 12audio, product description 5audio-in jack, pin assignments 118 audio-out jack, pin assignments 118 B backing up...